Patent · US Active

Positive Electrode active material for non-aqueous electrolyte-based secondary battery, production method therefor and non-aqueous electrolyte-based secondary battery using the same

US8187747B2 · kind B2 · utility

5Cited by
1References
6Claims
0Family size

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Key dates

Filing dateMar 26, 2007
Grant dateMay 29, 2012
Priority date
Expiry dateMay 3, 2030

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The present invention provides a positive electrode active material for a non-aqueous electrolyte-based secondary battery, composed of a lithium/nickel composite oxide with high capacity, low cost and excellent heat stability, an industrially suitable production method therefor, and a high safety non-aqueous electrolyte-based secondary battery. A lithium/nickel composite oxide is produced by the following steps (a) to (c):

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.